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» Reasoning on Workflow Executions
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PODC
2010
ACM
14 years 22 days ago
Verifying linearizability with hindsight
We present a proof of safety and linearizability of a highlyconcurrent optimistic set algorithm. The key step in our proof is the Hindsight Lemma, which allows a thread to infer t...
Peter W. O'Hearn, Noam Rinetzky, Martin T. Vechev,...
HOTOS
2007
IEEE
14 years 21 days ago
Is the Optimism in Optimistic Concurrency Warranted?
Optimistic synchronization allows concurrent execution of critical sections while performing dynamic conflict detection and recovery. Optimistic synchronization will increase perf...
Donald E. Porter, Owen S. Hofmann, Emmett Witchel
AMAST
2006
Springer
14 years 18 days ago
State Space Reduction of Rewrite Theories Using Invisible Transitions
Abstract. State space explosion is the hardest challenge to the effective application of model checking methods. We present a new technique for achieving drastic state space reduct...
Azadeh Farzan, José Meseguer
ATAL
2006
Springer
14 years 17 days ago
Modeling uncertain domains with polyagents
Agent-based modeling is a powerful tool for systems modeling. Instantiating each domain entity with an agent permits us to capture many aspects of system dynamics and interactions...
H. Van Dyke Parunak, Sven Brueckner
CSFW
2004
IEEE
14 years 17 days ago
Owned Policies for Information Security
In many systems, items of information have owners associated with them. An owner of an item of information may want the system to enforce a policy that restricts use of that infor...
Hubie Chen, Stephen Chong